/* ═══════════════════════════════════════════════════
   DOLMEN STUDIO — style.css
   Palette : #F2EFE9 / #2A5C4E / #1A1A1A / #FFFFFF
   Typo    : Fraunces (titres) + DM Sans (corps)
═══════════════════════════════════════════════════ */

/* ── RESET & BASE ──────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --bg:        #F2EFE9;
  --surface:   #FFFFFF;
  --accent:    #2A5C4E;
  --accent-lt: #3D7A6A;
  --text:      #1A1A1A;
  --text-muted:#5A5A5A;
  --border:    #D8D4CC;
  --danger:    #C4482A;

  --ff-title: 'Fraunces', Georgia, serif;
  --ff-body:  'DM Sans', system-ui, sans-serif;

  --radius:   12px;
  --radius-lg:20px;

  --container: 1140px;
  --gap:       clamp(1.5rem, 4vw, 3rem);

  --transition: 200ms ease;
}

html {
  scroll-behavior: smooth;
  font-size: 100%;
}

body {
  font-family: var(--ff-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

ul, ol { list-style: none; }

a {
  color: inherit;
  text-decoration: none;
}

/* ── ACCESSIBILITÉ ─────────────────────────────── */
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  background: var(--accent);
  color: #fff;
  padding: .5rem 1rem;
  border-radius: 0 0 var(--radius) var(--radius);
  font-family: var(--ff-body);
  font-size: .9rem;
  font-weight: 500;
  z-index: 9999;
  transition: top var(--transition);
}
.skip-link:focus {
  top: 0;
}

/* Focus visible global */
:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ── CONTAINER ─────────────────────────────────── */
.container {
  width: min(var(--container), 100% - 2 * clamp(1rem, 4vw, 2rem));
  margin-inline: auto;
}

/* ── BOUTONS ───────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  font-family: var(--ff-body);
  font-size: .95rem;
  font-weight: 500;
  padding: .75rem 1.5rem;
  border-radius: var(--radius);
  border: 2px solid transparent;
  cursor: pointer;
  transition: background var(--transition), color var(--transition),
              border-color var(--transition), transform var(--transition);
  white-space: nowrap;
}
.btn:active { transform: scale(.98); }

.btn-primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.btn-primary:hover, .btn-primary:focus-visible {
  background: var(--accent-lt);
  border-color: var(--accent-lt);
}

.btn-secondary {
  background: transparent;
  color: var(--accent);
  border-color: var(--accent);
}
.btn-secondary:hover, .btn-secondary:focus-visible {
  background: var(--accent);
  color: #fff;
}

.btn-full { width: 100%; justify-content: center; }

/* ── SECTION COMMUNE ───────────────────────────── */
section { padding-block: clamp(4rem, 8vw, 7rem); }

.section-header {
  text-align: center;
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}

.section-title {
  font-family: var(--ff-title);
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 700;
  line-height: 1.2;
  color: var(--text);
  margin-bottom: .75rem;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 55ch;
  margin-inline: auto;
}

.section-eyebrow {
  font-size: .8rem;
  font-weight: 500;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: .75rem;
}

/* ══════════════════════════════════════════════════
   HEADER / NAV
══════════════════════════════════════════════════ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(242, 239, 233, .92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: 1rem;
  gap: 1rem;
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: .5rem;
  font-family: var(--ff-title);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text);
  text-decoration: none;
}
.logo-mark {
  color: var(--accent);
  font-size: 1rem;
}
.logo-dot { color: var(--accent); }

/* Nav */
.nav-menu {
  display: flex;
  align-items: center;
  gap: clamp(.75rem, 2vw, 1.75rem);
  flex-wrap: nowrap;
}
.nav-menu a {
  font-size: .9rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: color var(--transition);
  padding: .25rem .1rem;
  border-bottom: 2px solid transparent;
}
.nav-menu a:hover,
.nav-menu a:focus-visible {
  color: var(--text);
  border-bottom-color: var(--accent);
}
.nav-cta {
  background: var(--accent);
  color: #fff !important;
  padding: .45rem 1rem !important;
  border-radius: var(--radius) !important;
  border-bottom: none !important;
}
.nav-cta:hover, .nav-cta:focus-visible {
  background: var(--accent-lt) !important;
  border-bottom: none !important;
}

/* Burger mobile */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: .5rem;
  border-radius: 6px;
}
.burger,
.burger::before,
.burger::after {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}
.burger { position: relative; }
.burger::before,
.burger::after {
  content: '';
  position: absolute;
  left: 0;
}
.burger::before { top: -6px; }
.burger::after  { top:  6px; }

/* Burger ouvert */
.nav-toggle[aria-expanded="true"] .burger { background: transparent; }
.nav-toggle[aria-expanded="true"] .burger::before { transform: rotate(45deg) translate(4px, 4px); }
.nav-toggle[aria-expanded="true"] .burger::after  { transform: rotate(-45deg) translate(4px,-4px); }

/* ══════════════════════════════════════════════════
   HERO
══════════════════════════════════════════════════ */
.hero {
  background: var(--bg);
  padding-block: clamp(5rem, 10vw, 9rem);
  overflow: hidden;
  position: relative;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 60% at 70% 50%, rgba(42,92,78,.07) 0%, transparent 70%);
  pointer-events: none;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: var(--gap);
}

.hero-eyebrow {
  font-size: .8rem;
  font-weight: 500;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.25rem;
}

.hero-title {
  font-family: var(--ff-title);
  font-size: clamp(2.2rem, 5vw, 4rem);
  font-weight: 700;
  line-height: 1.1;
  color: var(--text);
  margin-bottom: 1.5rem;
}
.hero-title em {
  font-style: italic;
  font-weight: 300;
  color: var(--accent);
}

.hero-subtitle {
  font-size: clamp(1rem, 1.5vw, 1.15rem);
  color: var(--text-muted);
  max-width: 50ch;
  margin-bottom: 2rem;
  line-height: 1.7;
}
.hero-subtitle strong { color: var(--text); }

/* Forme décorative */
.hero-visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-shape {
  width: clamp(220px, 35vw, 420px);
  aspect-ratio: 1;
  border-radius: 40% 60% 55% 45% / 45% 40% 60% 55%;
  background: conic-gradient(from 200deg at 40% 50%, var(--accent) 0%, #3D7A6A 40%, #F2EFE9 60%, var(--accent) 100%);
  opacity: .18;
  animation: morphBlob 8s ease-in-out infinite;
}

@keyframes morphBlob {
  0%, 100% { border-radius: 40% 60% 55% 45% / 45% 40% 60% 55%; }
  33%       { border-radius: 55% 45% 40% 60% / 60% 55% 45% 40%; }
  66%       { border-radius: 45% 55% 60% 40% / 40% 60% 55% 45%; }
}

/* ══════════════════════════════════════════════════
   CRÉDIBILITÉ
══════════════════════════════════════════════════ */
.credibilite {
  background: var(--accent);
  padding-block: clamp(2.5rem, 5vw, 4rem);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  text-align: center;
}

.stat-item {
  display: flex;
  flex-direction: column;
  gap: .35rem;
  padding: 1rem;
}

.stat-number {
  font-family: var(--ff-title);
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 700;
  color: #fff;
  line-height: 1;
}
.stat-unit {
  font-size: clamp(1rem, 1.8vw, 1.5rem);
  font-weight: 300;
}
.stat-label {
  font-size: .85rem;
  color: rgba(255,255,255,.75);
  line-height: 1.3;
}

/* ══════════════════════════════════════════════════
   OFFRES
══════════════════════════════════════════════════ */
.offres { background: var(--surface); }

.offres-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  align-items: start;
}

.offre-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  position: relative;
  transition: transform var(--transition), box-shadow var(--transition);
}
.offre-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(42,92,78,.12);
}

.offre-card--featured {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
.offre-card--featured .offre-desc,
.offre-card--featured .offre-cible { color: rgba(255,255,255,.8); }

.offre-badge {
  position: absolute;
  top: -12px;
  left: 1.5rem;
  background: var(--danger);
  color: #fff;
  font-size: .75rem;
  font-weight: 500;
  padding: .2rem .65rem;
  border-radius: 20px;
}

.offre-icon { font-size: 1.8rem; }

.offre-title {
  font-family: var(--ff-title);
  font-size: 1.3rem;
  font-weight: 700;
  line-height: 1.2;
}

.offre-desc {
  font-size: .95rem;
  color: var(--text-muted);
  line-height: 1.6;
  flex: 1;
}

.offre-cible {
  font-size: .8rem;
  font-weight: 500;
  letter-spacing: .08em;
  color: var(--text-muted);
  text-transform: uppercase;
}

/* ══════════════════════════════════════════════════
   CASHPING
══════════════════════════════════════════════════ */
.cashping-section {
  background: var(--bg);
  position: relative;
  overflow: hidden;
}

.cashping-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--gap);
  align-items: center;
}

.cashping-desc {
  font-size: 1.05rem;
  color: var(--text-muted);
  margin-block: 1rem 1.5rem;
  line-height: 1.7;
}
.cashping-desc strong { color: var(--text); }

.cashping-features {
  display: flex;
  flex-direction: column;
  gap: .6rem;
  margin-bottom: 2rem;
}
.cashping-features li {
  font-size: .95rem;
  color: var(--text);
  display: flex;
  align-items: flex-start;
  gap: .5rem;
}

/* Mockup décoratif */
.cashping-visual {
  display: flex;
  justify-content: center;
}

.cashping-mockup {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  width: min(360px, 100%);
  box-shadow: 0 16px 48px rgba(0,0,0,.1);
  display: flex;
  flex-direction: column;
  gap: .75rem;
}

.mockup-bar {
  height: 10px;
  background: var(--border);
  border-radius: 6px;
  margin-bottom: .5rem;
}

.mockup-card {
  padding: .85rem 1rem;
  border-radius: var(--radius);
  font-size: .9rem;
  font-weight: 500;
  border-left: 4px solid transparent;
}
.mockup-card--alert {
  background: #FFF3F0;
  border-left-color: var(--danger);
  color: #8B2A17;
}
.mockup-card--todo {
  background: #FFF8E6;
  border-left-color: #D4870A;
  color: #7A4E04;
}
.mockup-card--ok {
  background: #EDFAF3;
  border-left-color: var(--accent);
  color: var(--accent);
}

/* ══════════════════════════════════════════════════
   RÉALISATIONS
══════════════════════════════════════════════════ */
.realisations { background: var(--surface); }

.real-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.real-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
}
.real-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(42,92,78,.12);
}

.real-img-placeholder {
  background: var(--accent);
  height: 180px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--ff-title);
  font-size: 2.5rem;
  font-weight: 700;
  color: rgba(255,255,255,.3);
}

.real-info {
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: .6rem;
}

.real-title {
  font-family: var(--ff-title);
  font-size: 1.1rem;
  font-weight: 700;
}

.real-desc {
  font-size: .9rem;
  color: var(--text-muted);
  line-height: 1.5;
  flex: 1;
}

.real-link {
  font-size: .9rem;
  font-weight: 500;
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
  align-self: flex-start;
  transition: color var(--transition);
}
.real-link:hover, .real-link:focus-visible { color: var(--accent-lt); }

.real-note {
  text-align: center;
  font-size: .9rem;
  color: var(--text-muted);
}

/* ══════════════════════════════════════════════════
   MÉTHODE
══════════════════════════════════════════════════ */
.methode { background: var(--bg); }

.methode-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.methode-step {
  position: relative;
  padding-top: 1rem;
}

.step-number {
  font-family: var(--ff-title);
  font-size: 3.5rem;
  font-weight: 700;
  color: rgba(42,92,78,.12);
  line-height: 1;
  display: block;
  margin-bottom: .75rem;
}

.step-title {
  font-family: var(--ff-title);
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: .5rem;
  color: var(--text);
}

.step-desc {
  font-size: .9rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ══════════════════════════════════════════════════
   CONTACT
══════════════════════════════════════════════════ */
.contact {
  background: var(--surface);
}

.contact-inner {
  max-width: 640px;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: .4rem;
}

.form-group label {
  font-size: .9rem;
  font-weight: 500;
  color: var(--text);
}

.form-group input,
.form-group select,
.form-group textarea {
  font-family: var(--ff-body);
  font-size: .95rem;
  background: var(--bg);
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  padding: .75rem 1rem;
  color: var(--text);
  transition: border-color var(--transition);
  width: 100%;
  appearance: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(42,92,78,.15);
}

.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--text-muted); }

.form-group textarea { resize: vertical; min-height: 120px; }

.form-note {
  text-align: center;
  font-size: .82rem;
  color: var(--text-muted);
}

/* ══════════════════════════════════════════════════
   FOOTER
══════════════════════════════════════════════════ */
.site-footer {
  background: var(--text);
  color: rgba(255,255,255,.8);
  padding-block: 2.5rem;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-logo {
  font-family: var(--ff-title);
  font-size: 1.1rem;
  font-weight: 700;
  color: #fff;
}

.footer-copy { font-size: .85rem; }

.footer-nav {
  display: flex;
  gap: 1.5rem;
}
.footer-nav a {
  font-size: .85rem;
  color: rgba(255,255,255,.7);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color var(--transition);
}
.footer-nav a:hover, .footer-nav a:focus-visible {
  color: #fff;
}

/* ══════════════════════════════════════════════════
   RESPONSIVE — TABLETTE (< 900px)
══════════════════════════════════════════════════ */
@media (max-width: 900px) {
  .hero-inner       { grid-template-columns: 1fr; }
  .hero-visual      { display: none; }
  .offres-grid      { grid-template-columns: 1fr; max-width: 480px; margin-inline: auto; }
  .cashping-inner   { grid-template-columns: 1fr; }
  .cashping-visual  { order: -1; }
  .real-grid        { grid-template-columns: repeat(2, 1fr); }
  .methode-steps    { grid-template-columns: repeat(2, 1fr); }
  .stats-grid       { grid-template-columns: repeat(2, 1fr); }
}

/* ══════════════════════════════════════════════════
   RESPONSIVE — MOBILE (< 650px)
══════════════════════════════════════════════════ */
@media (max-width: 650px) {
  /* Nav mobile */
  .nav-toggle { display: flex; align-items: center; justify-content: center; }

  .nav-menu {
    display: none !important;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(242, 239, 233, 0.92);
    backdrop-filter: blur(12px);
    z-index: 9999;
    box-shadow: 0 8px 24px rgba(0,0,0,0.12);
  }
  .nav-menu.is-open {
    display: flex !important;
  }
  .nav-menu a {
    display: block;
    font-family: 'DM Sans', sans-serif;
    font-size: 1.1rem;
    font-weight: 600;
    color: #1A1A1A;
    padding: 0.6rem 1.5rem;
    text-align: center;
    transition: background 200ms ease;
  }
  .nav-menu a:hover {
    background: #F2EFE9;
  }
  .nav-menu li {
    width: 100%;
    border-bottom: none;
  }
  .nav-menu.is-open .nav-cta {
    display: inline-block;
    margin: 0.5rem 1.5rem;
    width: calc(100% - 3rem);
    text-align: center;
    border-radius: 8px;
  }

  .stats-grid     { grid-template-columns: repeat(2, 1fr); }
  .real-grid      { grid-template-columns: 1fr; }
  .methode-steps  { grid-template-columns: 1fr; }

  .footer-inner {
    flex-direction: column;
    text-align: center;
  }
}

/* ══════════════════════════════════════════════════
   ANIMATIONS D'ENTRÉE (scroll)
══════════════════════════════════════════════════ */
@media (prefers-reduced-motion: no-preference) {
  .fade-in {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity .6s ease, transform .6s ease;
  }
  .fade-in.visible {
    opacity: 1;
    transform: translateY(0);
  }
}
@media (prefers-reduced-motion: reduce) {
  .fade-in { opacity: 1; transform: none; }
}